Finding the Fourth Proportional to 298,897.04, 412,480.68 and 164,765.84
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Solution
The fourth proportional to 298,897.04, 412,480.68 and 164,765.84 is: 227,378.38
Step by Step Solution
- Step 1: Write the proportion equation
298,897.04 : 412,480.68 = 164,765.84 : x - Step 2: Convert to fraction form
298,897.04/412,480.68 = 164,765.84/x - Step 3: Cross multiply
298,897.04x = 412,480.68 × 164,765.84 - Step 4: Simplify right side
298,897.04x = 67,962,725,723.97 - Step 5: Solve for x
x = 67,962,725,723.97/298,897.04 - Step 6: Final answer
x = 227,378.38
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.